Behavioral task
behavioral1
Sample
2024-06-03_f64efed94e6953ebe087345e6a647215_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-03_f64efed94e6953ebe087345e6a647215_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-03_f64efed94e6953ebe087345e6a647215_cryptolocker
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Size
91KB
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MD5
f64efed94e6953ebe087345e6a647215
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SHA1
f32fbda2ce7f83f9303b1bebb99c8ccea6951a08
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SHA256
a5d418226e55dc93f371ff6b3331be8ba6638908afd0df6d68c3c62b0950656a
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SHA512
a438df4bb89baff034cee8aff877095f306e9f5a14919b809ef20264a6737244c3681ba70f9cdbb609d9e4a9a41c7fb7ff7a26611807c244d7e151a76fe78e35
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/Dg:n6a+1SEOtEvwDpjYYvQd2Pz
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-03_f64efed94e6953ebe087345e6a647215_cryptolocker
Files
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2024-06-03_f64efed94e6953ebe087345e6a647215_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE